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GB1314569A - Process for preparing 4-cyanocyclohexane carboxylic acid - Google Patents

Process for preparing 4-cyanocyclohexane carboxylic acid

Info

Publication number
GB1314569A
GB1314569A GB4363970A GB4363970A GB1314569A GB 1314569 A GB1314569 A GB 1314569A GB 4363970 A GB4363970 A GB 4363970A GB 4363970 A GB4363970 A GB 4363970A GB 1314569 A GB1314569 A GB 1314569A
Authority
GB
United Kingdom
Prior art keywords
carboxylic acid
preparing
cyanocyclohexane
cyanocyclohexane carboxylic
sept
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB4363970A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daiichi Pharmaceutical Co Ltd
Original Assignee
Daiichi Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Daiichi Pharmaceutical Co Ltd filed Critical Daiichi Pharmaceutical Co Ltd
Publication of GB1314569A publication Critical patent/GB1314569A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/22—Preparation of carboxylic acid nitriles by reaction of ammonia with carboxylic acids with replacement of carboxyl groups by cyano groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1314569 4-Cyanocyclohexane carboxylic acid DAIICHI SEIYAKU CO Ltd 11 Sept 1970 [12 Sept 1969] 43639/70 Heading C2C 4-Cyanocyclohexane carboxylic acid is prepared by reacting hexahydro terephthalic acid or a mixture thereof with 1,4-dicyanocyclohexane, with ammonia gas, preferably in at least an equimolar amount preferably at 270‹ to 340‹ C. Examples are furnished.
GB4363970A 1969-09-12 1970-09-11 Process for preparing 4-cyanocyclohexane carboxylic acid Expired GB1314569A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7237469 1969-09-12

Publications (1)

Publication Number Publication Date
GB1314569A true GB1314569A (en) 1973-04-26

Family

ID=13487449

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4363970A Expired GB1314569A (en) 1969-09-12 1970-09-11 Process for preparing 4-cyanocyclohexane carboxylic acid

Country Status (6)

Country Link
US (1) US3706779A (en)
FR (1) FR2061273A5 (en)
GB (1) GB1314569A (en)
IT (1) IT1043824B (en)
NL (1) NL165734C (en)
SE (1) SE369714B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4470928A (en) * 1981-10-15 1984-09-11 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing cyanovaleric esters and caprolactam

Also Published As

Publication number Publication date
FR2061273A5 (en) 1971-06-18
DE2044216A1 (en) 1971-04-29
NL7013304A (en) 1971-03-16
SE369714B (en) 1974-09-16
NL165734B (en) 1980-12-15
IT1043824B (en) 1980-02-29
NL165734C (en) 1981-05-15
US3706779A (en) 1972-12-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years